"Pinafore style" refers to a type of clothing design that resembles a dress with a fitted bodice and a skirt that typically extends to the knee or below. It usually includes shoulder straps or a bib-like section in the front. Full definition
I came across the picture above of a yellow gingham pinafore style dress which I liked, from one of my sewing books, and I also remembered this dress from that Solanah of Vixen Vintage wore a few years back that I had on my list of «dresses to make», and I thought that I could make this dress work. (theartyologist.com)
We are agreed that HMS Pinafore style exercises in bureaucracy help no - one. (nextleft.org)
I have layered together a white button down shirt and a black silk dress to create a monochrome pinafore style look. (jacquardflower.uk)